export const columns = [
  { type: "seq", width: "60" },
  { type: "checkbox", width: "60" },
  { field: "name", title: "Name" },
  { field: "sex", title: "Sex" },
  { field: "age", title: "Age" },
  { field: "aaa", title: "aaa", type: 'slot', slotName: "aaa" },
  { type: 'operate' },
]